
Certainly a lot more women
are reading comic books now.
The Big Bang Theory Season 8, Episode 18

And I CERTAINLY don't need someone
telling on me to my mother.
The Big Bang Theory Season 1, Episode 4

I'm CERTAINLY glad no one said they were
curious about Aztec human sacrifice.
The Big Bang Theory Season 4, Episode 21

I meant get your money back.
I CERTAINLY never meant...
Breaking Bad Season 2, Episode 7

...but CERTAINLY not dilate my pupils...
The Big Bang Theory Season 1, Episode 5